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CVE-2023-23529

Status: AnalyzedHigh (8.8)⚠ Active exploitation

A type confusion issue was addressed with improved checks. This issue is fixed in iOS 15.7.4 and iPadOS 15.7.4, iOS 16.3.1 and iPadOS 16.3.1, macOS Ventura 13.2.1, Safari 16.3. Processing maliciously crafted web content may lead to arbitrary code execution. Apple is aware of a report that this issue may have been actively exploited.

CVSS

Exploitation probability (EPSS)

EPSS (Exploit Prediction Scoring System, FIRST) estimates how likely a vulnerability is to be exploited in the wild within 30 days. It complements CVSS (impact) and CISA KEV (confirmed exploitation).

CISA KEV — actively exploited

🎯 ATT&CK techniques

How this vulnerability is exploited and what the attacker gains, in MITRE ATT&CK terms.

Navegador Safari explotado via contenido web malicioso requiere interacción del usuario (UI:R), típico de T1203. Ejecución arbitraria de código confirmada. CWE-843 (type confusion) habilita compromiso completo.

Inferred by our analysis agent from the official description, CVSS vector and CWE, and checked by a supervisor. May contain errors.

🛡️ ATT&CK mitigations that cover these techniques

Restrict Web-Based ContentPrivileged Account ManagementLimit Software InstallationExecution PreventionBehavior Prevention on EndpointDisable or Remove Feature or Program

Affected technologies (4)

Apple — IpadosApple — Iphone OSApple — MacosApple — Safari

CWEs

References

Raw JSON (NVD)

Show
{
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  "cveTags": [],
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    }
  ],
  "lastModified": "2026-06-17T05:37:21.160",
  "cisaActionDue": "2023-03-07",
  "cisaExploitAdd": "2023-02-14",
  "configurations": [
    {
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  "cisaRequiredAction": "Apply updates per vendor instructions.",
  "cisaVulnerabilityName": "Apple Multiple Products WebKit Type Confusion Vulnerability"
}